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Sound2Go Cosmo Review | 130 Data compared

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  • Avg. price in UK: ~£25
  • Avg. price in US: ~$20
  • Audio output power: 3.00 W
  • Battery life: 6 hours
  • IP rating: IPX7
  • Bluetooth version: 3.0
  • Weight: 195 g

Sound2Go Cosmo review. Compare 130 technical specifications and user reviews to see how this product ranks in the Portable Speakers category and whether it is worth buying.

6.4

Overall score

What it is: An overall evaluation of products in the Portable Speakers category, based on technical analysis and user reviews.

When it matters: When you need a quick reference for identifying the best products in the Portable Speakers category.

Score components:

80.0%

6.4

Technical Score

20.0%

?

User score

Good
6.4

Technical Score

What it is: An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.

When it matters: When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.

Score components:

32.0%

6.3

Audio

20.0%

4.3

Battery

18.0%

8.2

Durability

16.0%

6.5

Connectivity

8.0%

6.7

Controls

3.0%

9.4

Design

3.0%

5.7

Smart features

Good
?

User score

What it is: A rating that combines user reviews with the total review volume for products in the Portable Speakers category.

When it matters: When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 6.9
    Outdoor durability

    Score components:

    40.0%

    ?

    Water resistance

    25.0%

    5.7

    IP rating

    20.0%

    10

    Weight

    15.0%

    1.6

    Battery life

  • 3.0
    Powerful sound

    Score components:

    45.0%

    1.0

    Audio output power

    25.0%

    1.6

    Battery life

    15.0%

    10

    Weight

    15.0%

    4.0

    Party mode

  • 4.3
    Home listening

    Score components:

    35.0%

    4.0

    Multi-room support

    30.0%

    4.0

    Wi-Fi connectivity

    20.0%

    1.0

    Audio output power

    15.0%

    10

    Weight

  • No image
No image

Best prices in UK

    N/A~ £25

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Sound2Go Cosmo is a compact, mono portable speaker featuring a 1 x 3W audio output power, a frequency response range of 80 Hz to 18,000 Hz, and a 95 dB signal-to-noise ratio. Its key advantages include versatile connectivity options like Bluetooth 3.0, NFC quick-pairing technology, a built-in Micro SD card slot, an auxiliary input, a robust rubberized splash-proof housing, and a highly flexible integrated carabiner hook for outdoor travel. However, notable drawbacks include a tiny 400 mAh rechargeable battery that offers limited playtime compared to competitors, an outdated Bluetooth version, and a degradation in high-frequency treble quality when pushed to maximum volume levels.

Technical Specifications of portable speaker Sound2Go Cosmo

Technical Score

What it is: An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.

When it matters: When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.

Score components:

32.0%

?

Audio

20.0%

?

Battery

18.0%

?

Durability

16.0%

?

Connectivity

8.0%

?

Controls

3.0%

?

Design

3.0%

?

Smart features

6.4
Sound2Go Cosmo has a technical score of 6.41 points, which is lower than 73.6% of products in this category.
User score

What it is: A rating that combines user reviews with the total review volume for products in the Portable Speakers category.

When it matters: When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by products in the Portable Speakers category.
When it matters: When you prefer products in the Portable Speakers category that have been chosen and reviewed by many other buyers.
1.0
Sound2Go Cosmo has a popularity of 1 points, which is lower than 58.2% of products in this category.
Ratio quality/price

What it is: An indicator that combines the overall score of products in the Portable Speakers category with their prices.

When it matters: When you are comparing products in the Portable Speakers category and want a good balance between quality and price.

Score components:

60.0%

6.4

Overall score

40.0%

10

Price

7.5
Sound2Go Cosmo has a quality-to-price ratio of 7.5 points, which is lower than 68.8% of products in this category.
Audio output power
What it is: The maximum continuous power the speaker system can deliver.
When it matters: When you need enough output to fill a larger or noisier space.

Importance: HIGH

Good value: >= 20 W

3.00 W
Sound2Go Cosmo has an audio output power of 3.00 W which is lower than that of 91.7% of portable speakers and equal to that of 6.8% of portable speakers.
Total RMS output: 3.00 W.
Driver unit size
What it is: The diameter of each main speaker driver.
When it matters: When the size of the main driver influences bass reach and output capability.

Importance: HIGH

Good value: >= 50 mm

35.00 mm
Sound2Go Cosmo has a driver unit size of 35.00 mm which is smaller than that of 95.5% of portable speakers and equal to that of 1% of portable speakers.
Primary driver diameter: 35.00 mm.
Number of drivers
What it is: The total number of speaker drivers built into the unit.
When it matters: When fuller driver arrays and broader sound coverage matter.

Importance: MEDIUM

Good value: >= 2

1
Sound2Go Cosmo has 1 drivers, which is fewer than 75.6% of portable speakers and equal to the number in 24.4% of portable speakers.
Acoustic drivers: 1.
Frequency response tolerance
What it is: The allowed deviation around the stated frequency response curve.
When it matters: When a flatter and more accurate frequency response matters.

Importance: MEDIUM

Good value: <= 3 dB

?
Lowest frequency
What it is: The lowest audible frequency the speaker can reproduce.
When it matters: When deeper bass extension matters.

Importance: HIGH

Good value: <= 60 Hz

80.00 Hz
Sound2Go Cosmo has a lowest frequency of 80.00 Hz which is higher than that of 68.5% of portable speakers and equal to that of 9.4% of portable speakers.
Lower frequency-response endpoint: 80.00 Hz.
Show more
Bluetooth connectivity
What it is: Indicates whether the speaker can receive audio over Bluetooth.
When it matters: When wireless playback from phones, tablets, or computers matters.

Importance: MEDIUM

Good value: yes

yes
Sound2Go Cosmo supports Bluetooth audio. 5.4% of portable speakers offer this feature.
Bluetooth version
What it is: The generation of Bluetooth supported by the speaker hardware.
When it matters: When compatibility and efficiency with newer Bluetooth devices matter.

Importance: LOW

Good value: >= 5.0

3.0
Sound2Go Cosmo supports Bluetooth version 3.0 which is older than that of 85.4% of portable speakers and equal to that of 6.5% of portable speakers.
Bluetooth version: 3.0.
Maximum Bluetooth range
What it is: The farthest distance at which the Bluetooth link can remain usable.
When it matters: When the source device may be far from the speaker.

Importance: MEDIUM

Good value: >= 10 m

10.00 m
Sound2Go Cosmo has a maximum Bluetooth range of 10.00 m which is longer than that of 4.3% of portable speakers and equal to that of 70.2% of portable speakers.
Maximum Bluetooth range: 10.00 m.
Bluetooth profiles supported
What it is: The Bluetooth operating profiles available for playback, control, or calls.
When it matters: When Bluetooth playback, control, and call compatibility depend on specific profiles.

Importance: LOW

?
Bluetooth LE Audio
What it is: Shows whether the speaker supports the low-energy Bluetooth audio standard.
When it matters: When newer low-power Bluetooth audio features matter.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not support Bluetooth LE Audio. 2.5% of portable speakers offer this feature.
Show more
Battery life
What it is: The playback time available from one full battery charge.
When it matters: When you need longer playback between charges.

Importance: HIGH

Good value: >= 20 h

6 hours
Sound2Go Cosmo has a battery life of 6 hours which is shorter than that of 84.2% of portable speakers and equal to that of 7.3% of portable speakers.
Battery capacity
What it is: The amount of electrical charge the internal battery can store.
When it matters: When longer untethered playback or power-bank use needs more stored charge.

Importance: HIGH

Good value: >= 5000 mAh

400 mAh
Sound2Go Cosmo has a battery capacity of 400 mAh which is smaller than that of 99% of portable speakers and equal to that of 0.4% of portable speakers.
Charging time
What it is: The time needed to recharge the battery fully.
When it matters: When the speaker needs to be ready again quickly.

Importance: MEDIUM

Good value: <= 4 h

2.5 hours
Sound2Go Cosmo has a charging time of 2.5 hours which is shorter than that of 70.7% of portable speakers and equal to that of 2.2% of portable speakers.
Maximum charging input power
What it is: The maximum charging power the speaker can accept from a compatible power source.
When it matters: When faster charging requires the speaker to accept more input power.

Importance: LOW

Good value: >= 20 W

5 W
Sound2Go Cosmo has a maximum charging input power of 5 W which is lower than that of 58.7% of portable speakers and equal to that of 38.5% of portable speakers.
Built-in rechargeable battery
What it is: Indicates whether the speaker uses a battery that can be recharged.
When it matters: When portable use without disposable batteries or continuous mains power matters.

Importance: LOW

Good value: yes

yes
Sound2Go Cosmo has a built-in rechargeable battery. 18.7% of portable speakers offer this feature.
Show more
IP rating
What it is: The ingress protection code for dust and water resistance.
When it matters: When dust and water protection need to match the intended environment.

Importance: HIGH

Good value: IP67+

IPX7
Sound2Go Cosmo has an IP rating of IPX7 which provides better ingress protection than 47.6% of portable speakers and the same ingress protection as 25.2% of portable speakers.
Water resistance
What it is: Indicates whether the enclosure can resist water exposure.
When it matters: When the speaker may be used near pools, rain, or splashes.

Importance: MEDIUM

Good value: yes

?
Dust resistance
What it is: Shows whether the enclosure is protected against dust ingress.
When it matters: When the speaker may be exposed to sand, soil, or dusty environments.

Importance: MEDIUM

Good value: yes

yes
Sound2Go Cosmo is dust resistant. 48.6% of portable speakers offer this feature.
Waterproof depth rating
What it is: The maximum water depth the speaker is rated to withstand.
When it matters: When the speaker may be submerged or used very close to water.

Importance: MEDIUM

Good value: >= 1 m

1 m
Sound2Go Cosmo has a waterproof depth rating of 1 m which is deeper than that of 52.6% of portable speakers and equal to that of 47.4% of portable speakers.
Drop resistance
What it is: Indicates whether the housing is designed to survive accidental drops.
When it matters: When the speaker may be bumped or suffer an accidental fall during outdoor or travel use.

Importance: LOW

Good value: yes

?
Show more
On-device controls placement
What it is: The physical area of the speaker where its controls are located.
When it matters: When you want controls that are easy to reach in the speaker intended placement.

Importance: LOW

top
Touchscreen
What it is: Indicates whether a touch-sensitive screen is integrated.
When it matters: When direct visual control is more convenient than buttons or an app.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not have a touchscreen. 0.3% of portable speakers offer this feature.
The speaker does not have an integrated touchscreen.
Smartphone app control
What it is: Shows whether the speaker can be controlled from a phone app.
When it matters: When remote settings, updates, or sound adjustment from a phone matter.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not support smartphone app control. 54% of portable speakers offer this feature.
No compatible mobile app for speaker control.
Remote control
What it is: Indicates whether a dedicated remote control is supplied or supported.
When it matters: When you want to control playback from across the room.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not include a remote control. 15% of portable speakers offer this feature.
No dedicated remote control is documented.
Fast pairing
What it is: Shows whether setup with compatible devices can be completed more quickly.
When it matters: When quick setup with compatible devices matters.

Importance: LOW

Good value: yes

yes
Sound2Go Cosmo supports fast pairing. 77.6% of portable speakers offer this feature.
Supports documented one-tap or quick device pairing.
Show more
Weight
What it is: The total mass of the portable speaker.
When it matters: When carrying the speaker frequently or packing light matters.

Importance: LOW

Good value: <= 1000 g

195 g
Sound2Go Cosmo weighs 195 g which is lighter than that of 91.2% of portable speakers and equal to that of 0.3% of portable speakers.
Height
What it is: The vertical external dimension of the speaker body.
When it matters: When the speaker must fit beneath shelves or in a compact bag.

Importance: LOW

Good value: <= 20 cm

8 cm
Sound2Go Cosmo has a height of 8 cm which is shorter than that of 72.5% of portable speakers and equal to that of 0.9% of portable speakers.
Width
What it is: The side-to-side external dimension of the speaker body.
When it matters: When the speaker must fit a narrow shelf, bag, or tabletop.

Importance: LOW

Good value: <= 25 cm

6 cm
Sound2Go Cosmo has a width of 6 cm which is narrower than that of 96.7% of portable speakers and equal to that of 0.4% of portable speakers.
Depth
What it is: The front-to-back depth of the speaker housing.
When it matters: When the speaker should take up less front-to-back space.

Importance: LOW

Good value: <= 10 cm

?
Carry options
What it is: The available ways to carry, hang, or attach the speaker.
When it matters: When a handle, strap, or attachment point changes how you carry the speaker.

Importance: LOW

handle
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Companion app name
What it is: The official app used to control settings and functions of the speaker.
When it matters: When app compatibility and the available control features depend on the official app.

Importance: LOW

?
Firmware updates
What it is: Indicates whether the speaker can receive firmware revisions after purchase.
When it matters: When post-purchase fixes and feature improvements matter.

Importance: LOW

Good value: yes

?
Firmware update method
What it is: The path used to install firmware updates on the speaker.
When it matters: When the convenience and reliability of installing updates matters.

Importance: LOW

?
Voice assistant support
What it is: Indicates whether the speaker can work with supported voice assistants.
When it matters: When hands-free control through a compatible assistant matters.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not support voice assistants. 26.5% of portable speakers offer this feature.
No direct supported voice-assistant control.
Spotify Connect
What it is: Shows whether Spotify can stream directly to the speaker over the network.
When it matters: When Spotify should stream directly without keeping phone audio active.

Importance: LOW

Good value: yes

no
Sound2Go Cosmo does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Does not support native Spotify Connect.
Show more

Sound2Go Cosmo vs the average portable speaker

  • 1 m deeper waterproof rating
    Sound2Go Cosmo has a deeper waterproof depth rating than the average portable speaker (1 m vs 0 m).
    What it is: The maximum water depth the speaker is rated to withstand.
    When it matters: When the speaker may be submerged or used very close to water.

    Importance: MEDIUM

    Good value: >= 1 m

    Sound2Go Cosmo has a deeper waterproof depth rating than the average portable speaker (1 m vs 0 m).1 m vs 0 m
  • 15 dB higher signal-to-noise ratio
    Sound2Go Cosmo has a higher signal-to-noise ratio than the average portable speaker (95 dB vs 80 dB).
    Signal-to-noise ratio: 95.00 dB.
    What it is: The ratio between the wanted audio signal and background noise.
    When it matters: When cleaner audio with less background noise matters.

    Importance: MEDIUM

    Good value: >= 80 dB

    Sound2Go Cosmo has a higher signal-to-noise ratio than the average portable speaker (95 dB vs 80 dB).95.00 dB vs 80 dB
  • Provides 360-degree sound
    Sound2Go Cosmo provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
    Provides omnidirectional 360° sound radiation.
    What it is: Indicates whether sound is spread evenly in all directions.
    When it matters: When even sound coverage around the speaker matters.

    Importance: MEDIUM

    Good value: yes

    Sound2Go Cosmo provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
  • Has built-in stereo speakers
    Sound2Go Cosmo has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
    What it is: Shows whether the device uses separate left and right audio channels.
    When it matters: When true left-and-right channel playback matters without pairing a second speaker.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • Floats in water
    Sound2Go Cosmo floats in water, while the average portable speaker does not float in water.
    What it is: Indicates whether the speaker can float if dropped into water.
    When it matters: When the speaker may be used around pools, boats, or open water.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo floats in water, while the average portable speaker does not float in water.
  • Supports fast pairing
    Sound2Go Cosmo supports fast pairing, while the average portable speaker does not support fast pairing.
    Supports documented one-tap or quick device pairing.
    What it is: Shows whether setup with compatible devices can be completed more quickly.
    When it matters: When quick setup with compatible devices matters.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo supports fast pairing, while the average portable speaker does not support fast pairing.
  • 0.5 % lower total harmonic distortion
    Sound2Go Cosmo has lower total harmonic distortion than the average portable speaker (0.5% vs 1%).
    THD: 0.5%.
    What it is: The amount of unwanted harmonic distortion added to the audio output.
    When it matters: When cleaner sound with less added distortion matters.

    Importance: MEDIUM

    Good value: <= 1%

    Sound2Go Cosmo has lower total harmonic distortion than the average portable speaker (0.5% vs 1%).0.5 % vs 1 %
  • Supports NFC Bluetooth pairing
    Sound2Go Cosmo supports NFC Bluetooth pairing, while the average portable speaker does not support NFC Bluetooth pairing.
    What it is: Shows whether NFC can be used to start Bluetooth pairing quickly.
    When it matters: When you want faster tap-to-pair setup with compatible devices.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo supports NFC Bluetooth pairing, while the average portable speaker does not support NFC Bluetooth pairing.
  • 15 dB higher signal-to-noise ratio
    Sound2Go Cosmo has a higher signal-to-noise ratio than the average portable speaker (95 dB vs 80 dB).
  • Provides 360-degree sound
    Sound2Go Cosmo provides 360-degree sound, while the average portable speaker does not provide 360-degree sound.
  • Has built-in stereo speakers
    Sound2Go Cosmo has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 0.5 % lower total harmonic distortion
    Sound2Go Cosmo has lower total harmonic distortion than the average portable speaker (0.5% vs 1%).
  • Supports NFC Bluetooth pairing
    Sound2Go Cosmo supports NFC Bluetooth pairing, while the average portable speaker does not support NFC Bluetooth pairing.
  • Has an external memory card slot
    Sound2Go Cosmo has an external memory card slot, while the average portable speaker does not have an external memory card slot.
  • 0.5 hours shorter charging time
    Sound2Go Cosmo has a shorter charging time than the average portable speaker (2.5 hours vs 3 hours).
  • Has a removable battery
    Sound2Go Cosmo has a removable battery, while the average portable speaker does not have a removable battery.
  • 1 m deeper waterproof rating
    Sound2Go Cosmo has a deeper waterproof depth rating than the average portable speaker (1 m vs 0 m).
  • Floats in water
    Sound2Go Cosmo floats in water, while the average portable speaker does not float in water.
  • Better ingress protection
    Sound2Go Cosmo has better ingress protection than the average portable speaker (IPX7 vs IPX5).
  • Supports fast pairing
    Sound2Go Cosmo supports fast pairing, while the average portable speaker does not support fast pairing.
  • Has an FM radio
    Sound2Go Cosmo has an FM radio, while the average portable speaker does not have an FM radio.
  • 605 g lighter
    Sound2Go Cosmo is lighter than the average portable speaker (195 g vs 800 g).
  • 12.1 cm narrower
    Sound2Go Cosmo is narrower than the average portable speaker (6 cm vs 18.1 cm).
  • 4.4 cm shorter
    Sound2Go Cosmo is shorter than the average portable speaker (8 cm vs 12.4 cm).

Total
Overall
Audio
Connectivity
Battery
Durability
Controls
Design
  • 17 W less audio output power
    Sound2Go Cosmo has less audio output power than the average portable speaker (3 W vs 20.00 W).
    Total RMS output: 3.00 W.
  • 2,000 Hz lower maximum frequency
    Sound2Go Cosmo has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 18000 Hz.
  • 15 mm smaller main driver
    Sound2Go Cosmo has a smaller main driver than the average portable speaker (35 mm vs 50.00 mm).
    Primary driver diameter: 35.00 mm.
  • Does not include a passive radiator
    Sound2Go Cosmo does not include a passive radiator, while the average portable speaker includes a passive radiator.
  • 20 Hz less deep bass extension
    Sound2Go Cosmo has less deep bass extension than the average portable speaker (80 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 80.00 Hz.
  • 1 fewer speaker drivers
    Sound2Go Cosmo has fewer speaker drivers than the average portable speaker (1 vs 2).
    Acoustic drivers: 1.
  • 2 Bluetooth levels older
    Sound2Go Cosmo has an older Bluetooth version than the average portable speaker (3 vs 5.0).
    Bluetooth version: 3.0.
  • 6 hours shorter battery life
    Sound2Go Cosmo has a shorter battery life than the average portable speaker (6 hours vs 12 hours).
  • 2,200 mAh less battery capacity
    Sound2Go Cosmo has a smaller battery capacity than the average portable speaker (400 mAh vs 2,600 mAh).
  • 5 W lower charging input power
    Sound2Go Cosmo has lower charging input power than the average portable speaker (5 W vs 10 W).
  • Does not support smartphone app control
    Sound2Go Cosmo does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
  • 6 hours shorter battery life
    Sound2Go Cosmo has a shorter battery life than the average portable speaker (6 hours vs 12 hours).
    What it is: The playback time available from one full battery charge.
    When it matters: When you need longer playback between charges.

    Importance: HIGH

    Good value: >= 20 h

    Sound2Go Cosmo has a shorter battery life than the average portable speaker (6 hours vs 12 hours).6 hours vs 12 hours
  • 2,200 mAh less battery capacity
    Sound2Go Cosmo has a smaller battery capacity than the average portable speaker (400 mAh vs 2,600 mAh).
    What it is: The amount of electrical charge the internal battery can store.
    When it matters: When longer untethered playback or power-bank use needs more stored charge.

    Importance: HIGH

    Good value: >= 5000 mAh

    Sound2Go Cosmo has a smaller battery capacity than the average portable speaker (400 mAh vs 2,600 mAh).400 mAh vs 2600 mAh
  • 17 W less audio output power
    Sound2Go Cosmo has less audio output power than the average portable speaker (3 W vs 20.00 W).
    Total RMS output: 3.00 W.
    What it is: The maximum continuous power the speaker system can deliver.
    When it matters: When you need enough output to fill a larger or noisier space.

    Importance: HIGH

    Good value: >= 20 W

    Sound2Go Cosmo has less audio output power than the average portable speaker (3 W vs 20.00 W).3.00 W vs 20.00 W
  • Does not support smartphone app control
    Sound2Go Cosmo does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
    What it is: Shows whether the speaker can be controlled from a phone app.
    When it matters: When remote settings, updates, or sound adjustment from a phone matter.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo does not support smartphone app control, while the average portable speaker supports smartphone app control.
  • 2,000 Hz lower maximum frequency
    Sound2Go Cosmo has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).
    Upper frequency-response endpoint: 18000 Hz.
    What it is: The highest audible frequency the speaker can reproduce.
    When it matters: When upper-treble extension and high-frequency detail matter.

    Importance: MEDIUM

    Good value: >= 20000 Hz

    Sound2Go Cosmo has a lower maximum frequency than the average portable speaker (18,000 Hz vs 20,000 Hz).18000 Hz vs 20000 Hz
  • 15 mm smaller main driver
    Sound2Go Cosmo has a smaller main driver than the average portable speaker (35 mm vs 50.00 mm).
    Primary driver diameter: 35.00 mm.
    What it is: The diameter of each main speaker driver.
    When it matters: When the size of the main driver influences bass reach and output capability.

    Importance: HIGH

    Good value: >= 50 mm

    Sound2Go Cosmo has a smaller main driver than the average portable speaker (35 mm vs 50.00 mm).35.00 mm vs 50.00 mm
  • 2 Bluetooth levels older
    Sound2Go Cosmo has an older Bluetooth version than the average portable speaker (3 vs 5.0).
    Bluetooth version: 3.0.
    What it is: The generation of Bluetooth supported by the speaker hardware.
    When it matters: When compatibility and efficiency with newer Bluetooth devices matter.

    Importance: LOW

    Good value: >= 5.0

    Sound2Go Cosmo has an older Bluetooth version than the average portable speaker (3 vs 5.0).3.0 vs 5.0
  • Does not include a passive radiator
    Sound2Go Cosmo does not include a passive radiator, while the average portable speaker includes a passive radiator.
    What it is: Shows whether passive radiators are used to reinforce bass output.
    When it matters: When enhanced bass response from a compact enclosure matters.

    Importance: LOW

    Good value: yes

    Sound2Go Cosmo does not include a passive radiator, while the average portable speaker includes a passive radiator.
Total
Overall
Audio
Connectivity
Battery
Controls

Graphic comparison of Sound2Go Cosmo and other products in the Portable Speakers category

Attribute category
Attribute
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Third-party reviews

What customers like about Sound2Go Cosmo?

  • Highly compact and lightweight design (weighs only 195 grams)
  • Extremely portable with a very small chassis volume (288 cm³)
  • Versatile media options including a Micro SD external memory card slot
  • Supports quick and easy wireless pairing via integrated NFC technology
  • Equipped with a built-in microphone for hands-free phone calls
  • Includes an auxiliary (AUX) input for wired device connections

What customers dislike about Sound2Go Cosmo?

  • Utilises an outdated Bluetooth 3.0 connection standard
  • Limited audio power output suitable primarily for close, personal listening
  • Lacks advanced modern app integration and customisable graphic EQ settings
  • Bass response is limited compared to larger, modern party speakers

Video reviews

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